Surgical and medical apparatus and instruments for use in general surgery; surgical and medical apparatus and instruments for use in orthopedic surgery; surgical and medical apparatus and instruments for use in spinal surgery; surgical doppler transceivers and probes; head frames for head stabilization during medical procedures and accessories in the nature of snake arm retractors, brain spatulas, cotton trays, instrument receptacle, and hand rests; surgical tables; surgical instrument trays; aneurysm clip appliers; surgical clips; suction tubes for medical purposes; micro scissors for medical and surgical use; surgical scissors; tissue dissectors for medical and surgical use; rongeurs; cranial headrest systems comprised of a headrest and positioning devices for positioning the head during medical procedures; artificial biomaterials for dura substitute; medical anastomosis clips and appliers; medical and surgical knives and cutters for cutting human tissue and organs; MRI diagnostic apparatus; bone screws; goods of metal for medical use, namely, screws, plates, pins and pivots; medical implants made of artificial materials; medical device, namely, chemiluminescent light for use in surgical procedures and endoscopic exams; surgical apparatus with integrated microscopes